<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>login</title>
</head>
<body>
<div>
    <a href="/login"><h1>XXXX管理系统</h1></a>
    <form action="/login" method="get">
        用户名：<input class="text" name="username" placeholder="请输入用户名"><br>
        密码：<input class="text" name="password" placeholder="请输入密码"><br>
        验证码：<input class="text" name="validate" placeholder="请输入验证码"><br>

        <input type="submit" value="提交">
    </form>
</div>
</body>
</html>